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<title>class TypeProf::RBSReader - typeprof: Ruby Standard Library Documentation</title>


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  <h3>Methods</h3>

  <ul class="link-list" role="directory">
    <li ><a href="#method-c-get_builtin_env">::get_builtin_env</a>
    <li ><a href="#method-c-load_rbs">::load_rbs</a>
    <li ><a href="#method-c-new">::new</a>
    <li ><a href="#method-i-load_builtin">#load_builtin</a>
    <li ><a href="#method-i-load_library">#load_library</a>
    <li ><a href="#method-i-load_paths">#load_paths</a>
    <li ><a href="#method-i-load_rbs_string">#load_rbs_string</a>
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    <main role="main" aria-labelledby="class-TypeProf::RBSReader">
    <h1 id="class-TypeProf::RBSReader" class="class">
      class TypeProf::RBSReader
    </h1>

    <section class="description">
    
    </section>

      <section id="5Buntitled-5D" class="documentation-section">





                <section id="public-class-5Buntitled-5D-method-details" class="method-section">
                <header>
                <h3>Public Class Methods</h3>
                </header>

                  <div id="method-c-get_builtin_env" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">get_builtin_env</span><span
                                class="method-args">()</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="get_builtin_env-source">
            <pre><span class="ruby-comment"># File typeprof-0.21.8/lib/typeprof/import.rb, line 21</span>
<span class="ruby-keyword">def</span> <span class="ruby-keyword">self</span>.<span class="ruby-identifier ruby-title">get_builtin_env</span>
  <span class="ruby-ivar">@loaded_gems</span> = []
  <span class="ruby-keyword">unless</span> <span class="ruby-ivar">@builtin_env</span>
    <span class="ruby-ivar">@builtin_env</span> = <span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">Environment</span>.<span class="ruby-identifier">new</span>

    <span class="ruby-identifier">loader</span> = <span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">EnvironmentLoader</span>.<span class="ruby-identifier">new</span>

    <span class="ruby-comment"># TODO: invalidate this cache when rbs_collection.yml was changed</span>
    <span class="ruby-identifier">collection_path</span> = <span class="ruby-constant">Config</span>.<span class="ruby-identifier">current</span>.<span class="ruby-identifier">collection_path</span>
    <span class="ruby-keyword">if</span> <span class="ruby-identifier">collection_path</span>&amp;.<span class="ruby-identifier">exist?</span>
      <span class="ruby-identifier">lock_path</span> = <span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">Collection</span><span class="ruby-operator">::</span><span class="ruby-constant">Config</span>.<span class="ruby-identifier">to_lockfile_path</span>(<span class="ruby-identifier">collection_path</span>)
      <span class="ruby-keyword">if</span> <span class="ruby-identifier">lock_path</span>.<span class="ruby-identifier">exist?</span>
        <span class="ruby-identifier">collection_lock</span> = <span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">Collection</span><span class="ruby-operator">::</span><span class="ruby-constant">Config</span><span class="ruby-operator">::</span><span class="ruby-constant">Lockfile</span>.<span class="ruby-identifier">from_lockfile</span>(<span class="ruby-value">lockfile_path:</span> <span class="ruby-identifier">lock_path</span>, <span class="ruby-value">data:</span> <span class="ruby-constant">YAML</span>.<span class="ruby-identifier">load_file</span>(<span class="ruby-identifier">lock_path</span>.<span class="ruby-identifier">to_s</span>))
        <span class="ruby-identifier">collection_lock</span>.<span class="ruby-identifier">gems</span>.<span class="ruby-identifier">each_value</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">gem</span><span class="ruby-operator">|</span> <span class="ruby-ivar">@loaded_gems</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-identifier">gem</span>[<span class="ruby-value">:name</span>] }
        <span class="ruby-identifier">loader</span>.<span class="ruby-identifier">add_collection</span>(<span class="ruby-identifier">collection_lock</span>)
      <span class="ruby-keyword">else</span>
        <span class="ruby-identifier">raise</span> <span class="ruby-string">&quot;Please execute &#39;rbs collection install&#39;&quot;</span>
      <span class="ruby-keyword">end</span>
    <span class="ruby-keyword">end</span>

    <span class="ruby-identifier">new_decls</span> = <span class="ruby-identifier">loader</span>.<span class="ruby-identifier">load</span>(<span class="ruby-value">env:</span> <span class="ruby-ivar">@builtin_env</span>).<span class="ruby-identifier">map</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">decl</span>,<span class="ruby-operator">|</span> <span class="ruby-identifier">decl</span> }
    <span class="ruby-ivar">@builtin_env_json</span> = <span class="ruby-identifier">load_rbs</span>(<span class="ruby-ivar">@builtin_env</span>, <span class="ruby-identifier">new_decls</span>)
  <span class="ruby-keyword">end</span>

  <span class="ruby-keyword">return</span> <span class="ruby-ivar">@builtin_env</span>.<span class="ruby-identifier">dup</span>, <span class="ruby-ivar">@loaded_gems</span>.<span class="ruby-identifier">dup</span>, <span class="ruby-ivar">@builtin_env_json</span>
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-c-load_rbs" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">load_rbs</span><span
                                class="method-args">(env, new_decls)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="load_rbs-source">
            <pre><span class="ruby-comment"># File typeprof-0.21.8/lib/typeprof/import.rb, line 105</span>
<span class="ruby-keyword">def</span> <span class="ruby-keyword">self</span>.<span class="ruby-identifier ruby-title">load_rbs</span>(<span class="ruby-identifier">env</span>, <span class="ruby-identifier">new_decls</span>)
  <span class="ruby-identifier">all_env</span> = <span class="ruby-identifier">env</span>.<span class="ruby-identifier">resolve_type_names</span>
  <span class="ruby-identifier">cur_env</span> = <span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">Environment</span>.<span class="ruby-identifier">new</span>
  <span class="ruby-keyword">if</span> <span class="ruby-keyword">defined?</span>(<span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">TypeNameResolver</span>)
    <span class="ruby-identifier">resolver</span> = <span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">TypeNameResolver</span>.<span class="ruby-identifier">from_env</span>(<span class="ruby-identifier">all_env</span>)
    <span class="ruby-identifier">new_decls</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">decl</span><span class="ruby-operator">|</span>
      <span class="ruby-identifier">cur_env</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-identifier">env</span>.<span class="ruby-identifier">resolve_declaration</span>(<span class="ruby-identifier">resolver</span>, <span class="ruby-identifier">decl</span>, <span class="ruby-value">outer:</span> [], <span class="ruby-value">prefix:</span> <span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">Namespace</span>.<span class="ruby-identifier">root</span>)
    <span class="ruby-keyword">end</span>
  <span class="ruby-keyword">else</span>
    <span class="ruby-identifier">resolver</span> = <span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">Resolver</span><span class="ruby-operator">::</span><span class="ruby-constant">TypeNameResolver</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">all_env</span>)
    <span class="ruby-identifier">table</span> = <span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">Environment</span><span class="ruby-operator">::</span><span class="ruby-constant">UseMap</span><span class="ruby-operator">::</span><span class="ruby-constant">Table</span>.<span class="ruby-identifier">new</span>()
    <span class="ruby-identifier">table</span>.<span class="ruby-identifier">compute_children</span>
    <span class="ruby-identifier">map</span> = <span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">Environment</span><span class="ruby-operator">::</span><span class="ruby-constant">UseMap</span>.<span class="ruby-identifier">new</span>(<span class="ruby-value">table:</span> <span class="ruby-identifier">table</span>)
    <span class="ruby-identifier">new_decls</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">decl</span><span class="ruby-operator">|</span>
      <span class="ruby-identifier">cur_env</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-identifier">s</span> = <span class="ruby-identifier">env</span>.<span class="ruby-identifier">resolve_declaration</span>(<span class="ruby-identifier">resolver</span>, <span class="ruby-identifier">map</span>, <span class="ruby-identifier">decl</span>, <span class="ruby-value">outer:</span> [], <span class="ruby-value">prefix:</span> <span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">Namespace</span>.<span class="ruby-identifier">root</span>)
    <span class="ruby-keyword">end</span>
  <span class="ruby-keyword">end</span>

  <span class="ruby-constant">RBS2JSON</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">all_env</span>, <span class="ruby-identifier">cur_env</span>).<span class="ruby-identifier">dump_json</span>
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-c-new" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">new</span><span
                                class="method-args">()</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="new-source">
            <pre><span class="ruby-comment"># File typeprof-0.21.8/lib/typeprof/import.rb, line 5</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">initialize</span>
  <span class="ruby-ivar">@repo</span> = <span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">Repository</span>.<span class="ruby-identifier">new</span>
  <span class="ruby-identifier">collection_path</span> = <span class="ruby-constant">Config</span>.<span class="ruby-identifier">current</span>.<span class="ruby-identifier">collection_path</span>
  <span class="ruby-keyword">if</span> <span class="ruby-identifier">collection_path</span>&amp;.<span class="ruby-identifier">exist?</span>
    <span class="ruby-identifier">lock_path</span> = <span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">Collection</span><span class="ruby-operator">::</span><span class="ruby-constant">Config</span>.<span class="ruby-identifier">to_lockfile_path</span>(<span class="ruby-identifier">collection_path</span>)
    <span class="ruby-keyword">if</span> <span class="ruby-identifier">lock_path</span>.<span class="ruby-identifier">exist?</span>
      <span class="ruby-identifier">collection_lock</span> = <span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">Collection</span><span class="ruby-operator">::</span><span class="ruby-constant">Config</span>.<span class="ruby-identifier">from_path</span>(<span class="ruby-identifier">lock_path</span>)
      <span class="ruby-ivar">@repo</span>.<span class="ruby-identifier">add</span>(<span class="ruby-identifier">collection_lock</span>.<span class="ruby-identifier">repo_path</span>)
    <span class="ruby-keyword">else</span>
      <span class="ruby-identifier">raise</span> <span class="ruby-string">&quot;Please execute &#39;rbs collection install&#39;&quot;</span>
    <span class="ruby-keyword">end</span>
  <span class="ruby-keyword">end</span>
  <span class="ruby-ivar">@env</span>, <span class="ruby-ivar">@loaded_gems</span>, <span class="ruby-ivar">@builtin_env_json</span> = <span class="ruby-constant">RBSReader</span>.<span class="ruby-identifier">get_builtin_env</span>
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                          </section>

                <section id="public-instance-5Buntitled-5D-method-details" class="method-section">
                <header>
                <h3>Public Instance Methods</h3>
                </header>

                  <div id="method-i-load_builtin" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">load_builtin</span><span
                                class="method-args">()</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="load_builtin-source">
            <pre><span class="ruby-comment"># File typeprof-0.21.8/lib/typeprof/import.rb, line 48</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">load_builtin</span>
  <span class="ruby-ivar">@builtin_env_json</span>
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-load_library" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">load_library</span><span
                                class="method-args">(lib)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="load_library-source">
            <pre><span class="ruby-comment"># File typeprof-0.21.8/lib/typeprof/import.rb, line 54</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">load_library</span>(<span class="ruby-identifier">lib</span>)
  <span class="ruby-identifier">loader</span> = <span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">EnvironmentLoader</span>.<span class="ruby-identifier">new</span>(<span class="ruby-value">core_root:</span> <span class="ruby-keyword">nil</span>, <span class="ruby-value">repository:</span> <span class="ruby-ivar">@repo</span>)
  <span class="ruby-keyword">if</span> <span class="ruby-ivar">@loaded_gems</span>.<span class="ruby-identifier">include?</span>(<span class="ruby-identifier">lib</span>)
    <span class="ruby-identifier">raise</span> <span class="ruby-constant">RBSCollectionDefined</span>
  <span class="ruby-keyword">end</span>
  <span class="ruby-ivar">@loaded_gems</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-identifier">lib</span>
  <span class="ruby-identifier">loader</span>.<span class="ruby-identifier">add</span>(<span class="ruby-value">library:</span> <span class="ruby-identifier">lib</span>)

  <span class="ruby-keyword">case</span> <span class="ruby-identifier">lib</span>
  <span class="ruby-keyword">when</span> <span class="ruby-string">&#39;bigdecimal-math&#39;</span>
    <span class="ruby-identifier">loader</span>.<span class="ruby-identifier">add</span>(<span class="ruby-value">library:</span> <span class="ruby-string">&#39;bigdecimal&#39;</span>)
  <span class="ruby-keyword">when</span> <span class="ruby-string">&quot;yaml&quot;</span>
    <span class="ruby-identifier">loader</span>.<span class="ruby-identifier">add</span>(<span class="ruby-value">library:</span> <span class="ruby-string">&quot;pstore&quot;</span>)
    <span class="ruby-identifier">loader</span>.<span class="ruby-identifier">add</span>(<span class="ruby-value">library:</span> <span class="ruby-string">&quot;dbm&quot;</span>)
  <span class="ruby-keyword">when</span> <span class="ruby-string">&quot;logger&quot;</span>
    <span class="ruby-identifier">loader</span>.<span class="ruby-identifier">add</span>(<span class="ruby-value">library:</span> <span class="ruby-string">&quot;monitor&quot;</span>)
  <span class="ruby-keyword">when</span> <span class="ruby-string">&quot;csv&quot;</span>
    <span class="ruby-identifier">loader</span>.<span class="ruby-identifier">add</span>(<span class="ruby-value">library:</span> <span class="ruby-string">&quot;forwardable&quot;</span>)
  <span class="ruby-keyword">when</span> <span class="ruby-string">&quot;prime&quot;</span>
    <span class="ruby-identifier">loader</span>.<span class="ruby-identifier">add</span>(<span class="ruby-value">library:</span> <span class="ruby-string">&quot;singleton&quot;</span>)
  <span class="ruby-keyword">end</span>

  <span class="ruby-identifier">new_decls</span> = <span class="ruby-identifier">loader</span>.<span class="ruby-identifier">load</span>(<span class="ruby-value">env:</span> <span class="ruby-ivar">@env</span>).<span class="ruby-identifier">map</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">decl</span>,<span class="ruby-operator">|</span> <span class="ruby-identifier">decl</span> }
  <span class="ruby-constant">RBSReader</span>.<span class="ruby-identifier">load_rbs</span>(<span class="ruby-ivar">@env</span>, <span class="ruby-identifier">new_decls</span>)
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-load_paths" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">load_paths</span><span
                                class="method-args">(paths)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="load_paths-source">
            <pre><span class="ruby-comment"># File typeprof-0.21.8/lib/typeprof/import.rb, line 80</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">load_paths</span>(<span class="ruby-identifier">paths</span>)
  <span class="ruby-identifier">loader</span> = <span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">EnvironmentLoader</span>.<span class="ruby-identifier">new</span>(<span class="ruby-value">core_root:</span> <span class="ruby-keyword">nil</span>, <span class="ruby-value">repository:</span> <span class="ruby-ivar">@repo</span>)
  <span class="ruby-identifier">paths</span>.<span class="ruby-identifier">each</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">path</span><span class="ruby-operator">|</span> <span class="ruby-identifier">loader</span>.<span class="ruby-identifier">add</span>(<span class="ruby-value">path:</span> <span class="ruby-identifier">path</span>) }
  <span class="ruby-identifier">new_decls</span> = <span class="ruby-identifier">loader</span>.<span class="ruby-identifier">load</span>(<span class="ruby-value">env:</span> <span class="ruby-ivar">@env</span>).<span class="ruby-identifier">map</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">decl</span>,<span class="ruby-operator">|</span> <span class="ruby-identifier">decl</span> }
  <span class="ruby-constant">RBSReader</span>.<span class="ruby-identifier">load_rbs</span>(<span class="ruby-ivar">@env</span>, <span class="ruby-identifier">new_decls</span>)
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-load_rbs_string" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">load_rbs_string</span><span
                                class="method-args">(name, content)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="load_rbs_string-source">
            <pre><span class="ruby-comment"># File typeprof-0.21.8/lib/typeprof/import.rb, line 87</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">load_rbs_string</span>(<span class="ruby-identifier">name</span>, <span class="ruby-identifier">content</span>)
  <span class="ruby-identifier">buffer</span> = <span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">Buffer</span>.<span class="ruby-identifier">new</span>(<span class="ruby-value">name:</span> <span class="ruby-identifier">name</span>, <span class="ruby-value">content:</span> <span class="ruby-identifier">content</span>)
  <span class="ruby-identifier">new_decls</span> = []
  <span class="ruby-identifier">ret</span> = <span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">Parser</span>.<span class="ruby-identifier">parse_signature</span>(<span class="ruby-identifier">buffer</span>)
  <span class="ruby-keyword">if</span> <span class="ruby-identifier">ret</span>[<span class="ruby-value">0</span>].<span class="ruby-identifier">is_a?</span>(<span class="ruby-constant">RBS</span><span class="ruby-operator">::</span><span class="ruby-constant">Buffer</span>)
    <span class="ruby-comment"># rbs 3.0</span>
    <span class="ruby-identifier">buffer</span>, <span class="ruby-identifier">directives</span>, <span class="ruby-identifier">decls</span> = <span class="ruby-identifier">ret</span>
    <span class="ruby-ivar">@env</span>.<span class="ruby-identifier">add_signature</span>(<span class="ruby-value">buffer:</span> <span class="ruby-identifier">buffer</span>, <span class="ruby-value">directives:</span> <span class="ruby-identifier">directives</span>, <span class="ruby-value">decls:</span> <span class="ruby-identifier">decls</span>)
    <span class="ruby-identifier">new_decls</span>.<span class="ruby-identifier">concat</span>(<span class="ruby-identifier">decls</span>)
  <span class="ruby-keyword">else</span>
    <span class="ruby-identifier">ret</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">decl</span><span class="ruby-operator">|</span>
      <span class="ruby-ivar">@env</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-identifier">decl</span>
      <span class="ruby-identifier">new_decls</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-identifier">decl</span>
    <span class="ruby-keyword">end</span>
  <span class="ruby-keyword">end</span>
  <span class="ruby-constant">RBSReader</span>.<span class="ruby-identifier">load_rbs</span>(<span class="ruby-ivar">@env</span>, <span class="ruby-identifier">new_decls</span>)
<span class="ruby-keyword">end</span></pre>
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